16717680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 66852864

約数和(自身を除く): 50135184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 107, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 214, 217, 240, 248, 252, 279, 280, 310, 315, 321, 336, 360, 372, 420, 428, 434, 465, 496, 504, 535, 558, 560, 620, 630, 642, 651, 720, 744, 749, 840, 856, 868, 930, 963, 1008, 1070, 1085, 1116, 1240, 1260, 1284, 1302, 1395, 1488, 1498, 1605, 1680, 1712, 1736, 1860, 1926, 1953, 2140, 2170, 2232, 2247, 2480, 2520, 2568, 2604, 2790, 2996, 3210, 3255, 3317, 3472, 3720, 3745, 3852, 3906, 4280, 4340, 4464, 4494, 4815, 5040, 5136, 5208, 5580, 5992, 6420, 6510, 6634, 6741, 7440, 7490, 7704, 7812, 8560, 8680, 8988, 9630, 9765, 9951, 10416, 11160, 11235, 11984, 12840, 13020, 13268, 13482, 14980, 15408, 15624, 16585, 17360, 17976, 19260, 19530, 19902, 22320, 22470, 23219, 25680, 26040, 26536, 26964, 29853, 29960, 31248, 33170, 33705, 35952, 38520, 39060, 39804, 44940, 46438, 49755, 52080, 53072, 53928, 59706, 59920, 66340, 67410, 69657, 77040, 78120, 79608, 89880, 92876, 99510, 107856, 116095, 119412, 132680, 134820, 139314, 149265, 156240, 159216, 179760, 185752, 199020, 208971, 232190, 238824, 265360, 269640, 278628, 298530, 348285, 371504, 398040, 417942, 464380, 477648, 539280, 557256, 597060, 696570, 796080, 835884, 928760, 1044855, 1114512, 1194120, 1393140, 1671768, 1857520, 2089710, 2388240, 2786280, 3343536, 4179420, 5572560, 8358840, 16717680]

約数ペア:

[(1, 16717680), (2, 8358840), (3, 5572560), (4, 4179420), (5, 3343536), (6, 2786280), (7, 2388240), (8, 2089710), (9, 1857520), (10, 1671768), (12, 1393140), (14, 1194120), (15, 1114512), (16, 1044855), (18, 928760), (20, 835884), (21, 796080), (24, 696570), (28, 597060), (30, 557256), (31, 539280), (35, 477648), (36, 464380), (40, 417942), (42, 398040), (45, 371504), (48, 348285), (56, 298530), (60, 278628), (62, 269640), (63, 265360), (70, 238824), (72, 232190), (80, 208971), (84, 199020), (90, 185752), (93, 179760), (105, 159216), (107, 156240), (112, 149265), (120, 139314), (124, 134820), (126, 132680), (140, 119412), (144, 116095), (155, 107856), (168, 99510), (180, 92876), (186, 89880), (210, 79608), (214, 78120), (217, 77040), (240, 69657), (248, 67410), (252, 66340), (279, 59920), (280, 59706), (310, 53928), (315, 53072), (321, 52080), (336, 49755), (360, 46438), (372, 44940), (420, 39804), (428, 39060), (434, 38520), (465, 35952), (496, 33705), (504, 33170), (535, 31248), (558, 29960), (560, 29853), (620, 26964), (630, 26536), (642, 26040), (651, 25680), (720, 23219), (744, 22470), (749, 22320), (840, 19902), (856, 19530), (868, 19260), (930, 17976), (963, 17360), (1008, 16585), (1070, 15624), (1085, 15408), (1116, 14980), (1240, 13482), (1260, 13268), (1284, 13020), (1302, 12840), (1395, 11984), (1488, 11235), (1498, 11160), (1605, 10416), (1680, 9951), (1712, 9765), (1736, 9630), (1860, 8988), (1926, 8680), (1953, 8560), (2140, 7812), (2170, 7704), (2232, 7490), (2247, 7440), (2480, 6741), (2520, 6634), (2568, 6510), (2604, 6420), (2790, 5992), (2996, 5580), (3210, 5208), (3255, 5136), (3317, 5040), (3472, 4815), (3720, 4494), (3745, 4464), (3852, 4340), (3906, 4280)]